27 Oct Geo Synthesizer is a musical instrument and MIDI controller. Originally a collaboration of Wizdom Music's Jordan Rudess and Kevin Chartier. Geo Synthesizer. $ Bebot - Robot Synth. $ Jasuto modular synthesizer. $ Modular Synthesizer. FREE. iSEM Synthesizer. $ 19 Oct For digital musicians, Geo Synthesizer may very well be the best kept secret on the iPad. The virtual instrument includes a number of. The app is a seriously impressive fusion of Wizdom Music's Geo Synthesizer, Wizdom Music and moForte's award-winning GeoShred app for iPad now offers. A microtonal capable distortion synthesizer with an string bass guitar layout with extremely low latency. This is the predecessor to Geo Synthesizer (like this.